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Example 3-7 shows an application program that uses the color attribute. The program initializes
ACIS, makes a block, and applies a color attribute to the block. The program then writes out a debug file and a SAT file.
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C++ Example
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#include <stdio.h>
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#include <stdlib.h>
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#include "kernel/acis.hxx"
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#include "kernel/logical.h"
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#include "kernel/kernapi/api/api.hxx"
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#include "kernel/kernapi/api/kernapi.hxx"
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#include "kernel/kerndata/lists/lists.hxx"
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#include "kernel/kerndata/top/body.hxx"
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#include "kernel/kernutil/vector/position.hxx"
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#include "constrct/kernapi/api/cstrapi.hxx"
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#include "kernel/kerndata/data/debug.hxx"
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#include "color_attrib.hxx"
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void check_outcome (outcome result, char *string);
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logical initialize_acis_components();
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logical terminate_acis_components();
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void main()
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{
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// Initialization of the modeler must be done
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// before any other calls.
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outcome result = api_start_modeller( 0 );
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check_outcome(result, "Error starting modeler");
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// Call the main library initialization routine.
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// This routine is meant to initialize the various ACIS
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// libraries that will be linked in.
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initialize_acis_components();
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// Create positions for geometry elements
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SPAposition pts[2];
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pts[0] = SPAposition( 10, 10, 10);
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pts[1] = SPAposition( 15, 20, 30);
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BODY* my_block;
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// Create a solid block.
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result = api_solid_block( pts[0], pts[1], my_block);
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check_outcome(result, "Error solid block");
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BODY* b1;
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api_make_cuboid(10, 10, 10, b1);
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// Apply a color attribute of type 1, "red" to the block.
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new ATTRIB_COL (my_block, 1);
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// Write out the debug data file
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FILE* fp = fopen("Example3-7.dbg", "w");
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debug_entity(my_block, fp);
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fclose(fp);
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// Write out the "SAT" data file
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FILE* save_file = fopen("Example3-7.sat", "w");
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ENTITY_LIST slist;
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slist.add(my_block);
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api_save_entity_list(save_file, TRUE, slist);
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fclose(save_file);
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terminate_acis_components();
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printf("Program ended without error.\n");
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}
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void check_outcome(outcome result, char* string){
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if (result.ok())
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return;
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printf("Error %s\n", string);
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printf("Error %d - %s\n",result.error_number(),
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find_err_mess( result.error_number() ));
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exit(1);
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}
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logical initialize_acis_components(){
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logical result = TRUE;
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result &= api_initialize_kernel().ok();
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result &= api_initialize_constructors().ok();
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return result;
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}
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logical terminate_acis_components(){
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logical result = TRUE;
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result &= api_terminate_kernel().ok();
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result &= api_terminate_constructors().ok();
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return result;
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}
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Example 3-7. Example Application Program
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